Viewsonic PJD7583wi, 3000 ANSI lumens, DLP, WXGA (1280x800), 2000:1, 30 - 300", 12.6 - 124.4" (0.32 - 3.16 m) Viewsonic PJD7583wi. Projector brightness: 3000 ANSI lumens, Projection technology: DLP, Projector native resolution: WXGA (1280x800). Light source type: Lamp, Service life of light source: 4000 h, Service life of light source (economic mode): 6000 h. Focus: Manual. Analog signal format system: PAL, PAL B, PAL D, PAL G, PAL H, PAL I, SECAM D/K, Supported video modes: 1080i, 480i, 480p, 576i, 576p, 720p. Serial interface type: RS-232